@article{JRAM_1970__243_151026,
     author = {D.A. Gregory},
     title = {Hereditary properties of vector sequence spaces.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {66--69},
     publisher = {mathdoc},
     volume = {243},
     year = {1970},
     zbl = {0197.09503},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1970__243_151026/}
}